NJ20+U4+W PEPPERL & FUCHS, NJ20+U4+W Datasheet
NJ20+U4+W
Manufacturer Part Number
NJ20+U4+W
Description
Inductive Proximity Switch
Manufacturer
PEPPERL & FUCHS
Type
Inductiver
Datasheet
1.NJ20U4W.pdf
(2 pages)
Specifications of NJ20+U4+W
Sensor Input
Inductive
Sensing Range
20 Mm
Supply Voltage Range Ac
20V To 250V
Sensing Range Max
20mm
Body Style
Rectangular
Current, Rating
8 to 500 mA (Load)
Current, Switching
500 mA
Dimensions
118 × 40 × 40 mm
Frequency, Switching
20 Hz
Function
Proximity
Indicator
LED Yellow (Output Status), Green (Power)
Ip Rating
IP67
Length, Cable
2 mm
Material, Housing
Crastin⁄Metal Base
Mounting Type
SMT
Output
NO/NC
Primary Type
Proximity
Range, Measurement
25 mm
Standards
cULus Listed, cCSAus Certified and CE Marked
Technology
Inductive
Temperature, Range, Operating Ambient
-14 to +158 °F
Termination
Solder
Thread Type
NPT
Voltage, Supply
250 VAC
Input Voltage
20-250 VAC; 45-65 Hz
Max. Load Current
500 mA
Operating Temperature
–14°F to +158°F
Conduit Opening
1⁄2" NPT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
2-Wire
138
AC
Consult factory for other connection options.
2-Wire AC
Terminal Connection Models
NJ15+U4+W
NJ20+U4+W
NJ30+U4+W
NJ40+U4+W
Wiring Diagrams
Stocked item
Typical delivery 4 weeks or less
Consult factory for all other models
Limit Switch
Style
Inductive Sensors
• 15 to 40 mm sensing ranges
• Limit switch style housing
• LED power and target indication
• Terminal connection wiring
Model Number
Inductive Proximity Sensors
Terminal Connection
W
W
Normally open
Normally closed
See pages
803-854 for
cordsets
(Metal Base Only)
2
4
2
1
3
1
Load
Load
N.O.
Range
(mm)
15
20
30
40
L2
L1
Mounting
Nonflush
Nonflush
Nonflush
W
W
Flush
Normally open
Normally closed
(Metal Base Only)
(Metal Base Only)
1
2
3
4
1
2
3
4
N.O. or N.C.
N.O. or N.C.
N.O. or N.C.
N.O. or N.C.
Electrical
Load
Load
N.O.
N.C.
Output
See pages
865-872 for
accessories
L2
L1
L2
L1
Frequency
Switching
25 Hz
20 Hz
20 Hz
20 Hz
Technical Specifications
SUPPLY VOLTAGE
SUPPLY FREQUENCY
LOAD CURRENT (I
LEAKAGE CURRENT (OFF-STATE)
OUTPUT
VOLTAGE DROP AT I
INRUSH CURRENT
HYSTERESIS
SHORT CIRCUIT AND
OVERLOAD PROTECTION
REVERSE POLARITY PROTECTED
LED INDICATION
SENSING FACE MATERIAL
STANDARDS
ENVIRONMENTAL PROTECTION
AMBIENT TEMPERATURE
APPROVALS
Housing Material
PBT w/metal base
PBT w/metal base
PBT w/metal base
PBT w/metal base
WO
WS
BHM Type
Normally open
Normally closed
Note: Wiring diagrams show
(Metal Housing Only)
Quick Disconnect
3 White
2 Black
3 White
1 Green
2 Black
L
)
quick disconnect pin numbers.
L
(MAX.)
Load
Load
Terminal housing
Terminal housing
Terminal housing
Terminal housing
Connection
Electrical
L2
L1
L2
L1
Suffix W
Male Receptacle End View
(Metal Housing Only)
(Metal Housing Only)
3
3
3
White
1
White
White
1
1
2
Dwg.
2
-13 ºF to +158 ºF (-25 ºC to +70 ºC)
2
No.
1
1
1
2
Load
Green
Black
Load
Green
Load
Black
Green
Black
See dimension drawings
3-15% (5% typical)
L2
L1
L2
L1
L2
L1
Normally open
EN 60947-5-2
500 mA max.
≤ 4 A/20 ms
20-250 VAC
≤ 1.7 mA
45-65 Hz
≤ 5 V
IP67
PBT
No
No
2-Wire AC
APPROVED
FM
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NJ20+U4+W Summary of contents
Page 1
... Terminal connection wiring See pages 803-854 for cordsets 2-Wire AC Terminal Connection Models Range Model Number Mounting (mm) NJ15+U4+W 15 NJ20+U4+W 20 Nonflush NJ30+U4+W 30 Nonflush NJ40+U4+W 40 Nonflush Consult factory for other connection options. Stocked item Typical delivery 4 weeks or less Consult factory for all other models ...
Page 2
... Inductive Proximity Sensors Drawing No. 1 NJ15+U4+W [N.O. or N.C.] NJ20+U4+W [N.O. or N.C.] LED Yellow: Output Status NJ30+U4+W [N.O. or N.C.] Green: Power 118 Oblong hole 5.3 x 7.3 thru ( 2 places ) 40 46 15, 20, and 30 mm Sensing Range Recommended Accessories MH4-2681 UNI Mounting Brackets Model Description MH4-2681 UNI ...